: 3M Specialty Materials. .

AR226-2196 From: To: cc Subject: Fred M Lentz on 08/28/2001 07:54 AM Ta-Wei Fu/SE/DuPont@DuPont Stephen J Gissy/AE/DuPont@DuPont, Oscar T Garza/AE/DuPont@DuPont, Robbin Banerjee/AE/DuPont@DuPont, Paul K Mathur/CL/DuPont@DuPont, David M Rurak/AE/DuPont@DuPont, Raymond C Butterworth/CL/DuPont@DuPont, John R Flynn/AE/DuPont@DuPont, Amy L Brown/AE/DuPontQDuPont, Thomas W Mahlberg/SE/DuPont@DuPont, Robert F Pinchot/DEV/AE/DuPont@DuPont, Chris E Shoop/AE/DuPont@DuPont, Roger J Zipfel/AE/DuPont@DuPont.

AR226-2504 Stfci-il WBMiiiCfl.i'.'

AR226-2511 <f AkitoAbe 04/01/2002 09:46 PM To: cc: Subject: Stephen R Peck/SE/DiiPont@DiiPont Yoshihiro Hayatsu/PO/DuPont@DuPont, Hidetaka Hiromatsu/PO/DuPorrt@DuPon-t, Paul K Mathur/CL/DuPont@DuPont, Ta-Wei Fu/SE/DuPont@DuPont C-8 analysis at WW lab Steve, I imagine you had enjoyed in your Easter holidays.

AR226-2512 cnrr Hidetaka Hiromatsu 04/02/2002 09:04 AM To: cc: Subject: Andrew S Hartten/AE/DiiPont@DuPont David M Rurak/AE/DuPont@DuPont.

^(* AR226-2762 FOR DU FONT DSE ONLY Copies to: E.

AR226-2809 TRADE SECRET Study Title H-24750: Static, Acute, 96-Hour Screening Test to Oncorhynchus mykiss Laboratory Project ID: DuPont-12988 AUTHORS: Laurie D.

ATTACHMENT TO LETTER TO C.

T3eMaCrosrporyosrautevToSxerivics ology and 8S1t7aC5l3e, e17B7eFlaxin40200603 SEHR 120500373 ARARG_ 3872 RECEIVED Certified Mail OSDEC-8 AM 6:05 November 29, 2005 Document Processing Center EPA East - Room 6428 Attn: Section 8(e) Officeof Pollution Prevention and Toxics USEPA 1200 Pennsylvania Avenue NW.

INTERIM REPORT #22 - Analvsis of Soil Samples STUDY TITLE Analysis of PerfluorooctanoicAcid (PFOA) in Water, Soil, Sediment, Fish, Clams, Vegetation, Small Mammal Liver and Small Mammal Serum Using LCMSMS for the 3M Decatur Monitoring Program DATA REQUIREMENTS EPA TSCA Good Laboratory Practice Standards 40 CFR 792 STUDY DIRECTOR Jaisimha Kesari P.E., DEE Weston Solutions, Inc. 1400 Weston Way West Chester, PA 19380 Phone: 610-701-3761 INTERIM REPORT COMPLETION DATE September 22,2006 PERFORMING LABORATORY Exygen Research 3058 Research Drive State College, PA 16801 Phone: 814-272-1039 STUDY SPONSOR 3M Company 3M Building 0236-01-B-10 St.

p. 1 Katherine E .

: : Taft/ x) 25 Walnut Set SiteC1i80r0cCianCnva OsHC4o52m0b2a3t9/5a7o:n51i3n3s81a2n8s3h8lsFaxe:r51r338s10i20K8teacSkttyettFiroobwonlsctSeorep4mp seapys ian cam GEHQ-B0-273 AL 826-390] 2g2 June 12, 2000 fu TSCA Confidential Business Information Center (7407M) EPA East - Room 6428, Attn: Section 8(e) & FYI U.S.

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60p. 31 October 2003 AR226-1642 To: Mary F.

Larry R.